SDI: open water-exam questions with correct answers

SDI: open water SDI: open water-exam questions with correct answers CH 2 : What is the most important rule in scuba diving? - ANSWER-never hold your breath CH 4 : Describe from start to finish the steps to disassembling your scuba system - ANSWER-- remove accessories and weights - decompress the system : turn the valve knob completely clockwise, decompress the second gauges (purge button or auto inflator button to vent air remaining in the hoses) - detach the LP hose from the inflator assembly by pulling the collar back on the quick disconnect , unscrew the yoke knob until the first stage can slip off the top of the valve - undo the straps and remove the BCD from the cylinder - rinse off gear and fill and dump BCD CH 5 : Describe what to do if you exceed the no-deco time registered on your computer - ANSWER-- ascend to the surface before you run out of air - when surfaced , establish positive buoyancy and signal for emergency assistance - advise the dive supervisor of your omitted decompression and begin first aid procedures for decompression sickness - breathe oxygen for at least 30 mins and watch for signs and symptoms of decompression sickness for at least 24 hours - seek immediate medical attention if any symptoms develop - do not dive or fly or go to higher elevations for at least 24 hours CH 5 : What elements should you and your buddy agree on before the dive? - ANSWER-- dive time - maximum depth - minimum cylinder pressure - emergency procedures